A-line is one of the most popular and classic prom silhouettes. PickedDresses.com carries an amazing collection of beautiful A-line prom dresses in every color you can possibly think of – from black, red to even multicolor – in many different style options; including sweetheart, halter and even two piece. The term A-line refers to the shape of the silhouette—the dress is fitted around the hips and then gradually flows and widens towards the hem of the gown, giving the illusion of an ‘A’ shape. The A-line style is a gorgeous and flattering silhouette for all body types. Always flattering and feminine, A-line dresses are perfect for your prom night.